Affiliation: | 1. Liver Diseases Branch, National Institute of Diabetes & Digestive & Kidney Diseases (NIDDK), National Institutes of Health (NIH), Bethesda, Maryland, USA;2. Human Immunologic Diseases Unit, Laboratory of Host Defenses, National Institute of Allergy and Infectious Diseases (NIAID), National Institutes of Health (NIH), Bethesda, Maryland, USA;3. Radiology and Imaging Sciences, Clinical Center, National Institutes of Health (NIH), Bethesda, Maryland, USA |